NULL Pointer Dereference

Affecting tiff package, versions <4.0.8-2+deb9u5

Report new vulnerabilities
Do your applications use this vulnerable package? Test your applications

Overview

In LibTIFF 4.0.9, there is a NULL pointer dereference in the TIFFWriteDirectorySec function in tif_dirwrite.c that will lead to a denial of service attack, as demonstrated by tiffset.

References

CVSS Score

6.5
medium severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    Required
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    None
  • Availability
    High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVE
CVE-2018-19210
CWE
CWE-476
Snyk ID
SNYK-DEBIAN9-TIFF-405174
Disclosed
12 Nov, 2018
Published
02 Dec, 2018